CVE-2025-21665: medium-severity vulnerability in Linux
filemap: avoid truncating 64-bit offset to 32 bits
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.5epss 0.2%
In the Linux kernel, the following vulnerability has been resolved:
filemap: avoid truncating 64-bit offset to 32 bits
On 32-bit kernels, folio_seek_hole_data() was inadvertently truncating a
64-bit value to 32 bits, leading to a possible infinite loop when writing
to an xfs filesystem.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
Linux · LinuxRelated CVEs — Linux
In the same product, most dangerous first.
CVE-2026-31431HIGHcrypto: algif_aead - Revert to operating out-of-placeEPSS 98.1%KEVCVE-2026-46300HIGHnet: skbuff: preserve shared-frag marker during coalescingEPSS 16.1%KEVCVE-2024-53197HIGHALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devicesEPSS 4.1%KEVCVE-2024-53104HIGHmedia: uvcvideo: Skip parsing frames of type UVC_VS_UNDEFINED in uvc_parse_formatEPSS 3.4%KEVCVE-2025-39682CRITICALtls: fix handling of zero-length records on the rx_listEPSS 3.3%KEVCVE-2024-36971HIGHnet: fix __dst_negative_advice() raceEPSS 2.7%KEV
References
https://git.kernel.org/stable/c/09528bb1a4123e2a234eac2bc45a0e51e78dab43https://git.kernel.org/stable/c/280f1fb89afc01e7376f59ae611d54ca69e9f967https://git.kernel.org/stable/c/64e5fd96330df2ad278d1c4edcca581f26e5f76ehttps://git.kernel.org/stable/c/80fc836f3ebe2f2d2d2c80c698b7667974285a04https://git.kernel.org/stable/c/f505e6c91e7a22d10316665a86d79f84d9f0ba76https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html